Home / 70,454.80-97,228.42-40,244.13

Finding the Fourth Proportional to 70,454.80, 97,228.42 and 40,244.13

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Solution

The fourth proportional to 70,454.80, 97,228.42 and 40,244.13 is: 55,537.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,454.80 : 97,228.42 = 40,244.13 : x
  2. Step 2: Convert to fraction form
    70,454.80/97,228.42 = 40,244.13/x
  3. Step 3: Cross multiply
    70,454.80x = 97,228.42 × 40,244.13
  4. Step 4: Simplify right side
    70,454.80x = 3,912,872,972.95
  5. Step 5: Solve for x
    x = 3,912,872,972.95/70,454.80
  6. Step 6: Final answer
    x = 55,537.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.